Corrosion

How 1939. to prevent and to remove corrosion. Aircraft communications demonstration film. 39 41 The Cost of an Error U.S. Department of the Army, 1944. (Onthe-Job-Supervision Series No. 1) How an error on a routing sheet for an overseas 41 shipment of material resulted in a delay causing hundreds of battle casualties and almost the loss of a battle. (SFS 80-2;